Windows Forms General
System.Windows.Forms.MessageBox.Show("This is your about text", "This is the title.", MessageBoxButtons.OK, MessageBoxIcon.Information);
Hi Jack
or you can use a new form like
Form about = new Form();
about.Show();
about.Text = "About";
Hi
you can add about box form new item-> add about box and show it as follow
private void button1_Click(object sender, EventArgs e)
{
AboutBox1 a = new AboutBox1();
a.Show();
}